Hollow Metal Doors

HSTM's hollow metal doors are the perfect combination of high-quality materials and advanced German technology. Our aluminum spring doors not only provide durability and strength, but also offer 6 core advantages for a superior performance: wear-resistance, anti-corrosion, oil spill proof, low-temperature resistance, durability, and high aesthetics. Trust HSTM for your security needs with our top-of-the-line aluminum spring doors – the perfect blend of functionality and style.

Our steel fire doors are specifically designed to protect lives and property, suitable for various types of buildings such as commercial, industrial, residential, and public spaces. With their exceptional fire resistance and sturdy construction, our fire doors are the choice for ensuring safety.

Payment terms: T/T,,Western Union, Paypal

Delivery time: 30-45 days

FOB port：Dalian

Certification : UL,Intertek,FM,ISO

Factory Price：Negotiate

Supply Ability：15000 M2/ Month

MOQ：20 piece

ODM & OEM：Available

Features

Crafted from high-strength steel, our doors are durable and impact-resistant. Certified by UL, they come in 45-minute, 90-minute, and 180-minute fire ratings, effectively preventing the spread of flames and high temperatures, providing valuable escape time. Available in various standard sizes and customizable to meet different building requirements, the door faces come in multiple designs and colors/finishes.

Detailed installation instructions and necessary accessories are provided, ensuring a simple and quick installation process that fits various door frame structures. Treated for corrosion resistance, our doors are suitable for harsh environments and have a long lifespan. Equipped with high-quality fireproof locks and seals, our doors ensure a tight closure during a fire, preventing the spread of smoke and flames.

The steel used in our metal doors is widely recyclable and isfrequently sourced from post-consumer sources such as theauto industry, Steel is the most commonly recycled material inthe United States. More than 50 percent of the steel has beenrecycled through the steel manufacturing process. lmpressivehistory of recycling, a wide variety of collection programs existto recycle steel products.

Basic Parameters

FRAME Other Locations Are Available. We Make To Request.

SIZE	A	B	C	D	E
6'8''	7-3/8''	37-5/16''	67-1/4''	/	39-9/16''
7'0''	7-3/8''	39-5/16''	71-1/4''	/	43-9/16''
8'0''	7-3/8''	32-43/64''	57-31/32''	83-17/64''	55-9/16''

DOOR Other Locations Are Available. We Make To Request.

SIZE	A	B	C	D	E
6'8''	7-1/2''	37-7/16''	67-3/8''	/	39-11/16''
7'0''	7-1/2''	39-7/16''	71-3/8''	/	43-11/16''
8'0''	7-1/2''	32-51/64''	58-3/32''	83-25/64''	55-11/16''

For mortise lock, dimension E is 3/8" greater.

Steel door skin

16GA(1.5mm),18GA(1.1mm),20GA(0.9mm)A40 Galvanized,G40 Galvanneal, Or Cold-rolled Steel Skins.

Construction is 1-3/4"(45mm)Thickness.

Hinge, closer, lock and strike plate reinforcements shall be provided.

Hinge reinforcement: 10GA(3.5mm)

Closer reinforcement:14GA(2.0mm)

Lock reinforcement: 16GA(1.5mm)

Strike plate reinforcement: 16GA(1.5mm)

The top, bottom and side closures are fabricated from 16GA(1.5mm) thick channel shaped steel sections, welded to the front and back door skins.

Flush top channel: 16GA(1.5mm)

Laser-welded side-seamed edge.

Widths up to and including 4'0"

Heights up to and including 8'0

Available with polystyrene core or honeycomb core.

Door Types

Masonry/Stud Construction Frame

Drywall Frame

Adjustable Frame

Product Details

Door And Frame Handing Chart

Hardware

FAQs for Steel Fire Doors

What is a steel fire door?

Steel fire doors are specialized doors made from high-strength steel designed to resist fire and prevent the spread of flames and smoke within buildings.

Why are steel fire doors important?

Steel fire doors are crucial for ensuring the safety of building occupants by providing a barrier against fire and smoke, allowing for safe evacuation and minimizing property damage.

How long can steel fire doors resist fire?

Our steel fire doors are UL certified and are available in 1-hour, 2-hour, and 3-hour fire ratings, providing various levels of protection based on the specific requirements of the building.

Can steel fire doors be customized?

Yes, steel fire doors can be customized in terms of size, design, and finish to meet the specific needs of different buildings and aesthetic preferences.

What are the benefits of using steel fire doors?

Steel fire doors offer several benefits, including high durability, impact resistance, superior fire protection, long lifespan, and resistance to corrosion and harsh environments.

How are steel fire doors installed?

Steel fire doors come with detailed installation instructions and necessary accessories, ensuring a straightforward and quick installation process that can adapt to various door frame structures.

Do steel fire doors require maintenance?

While steel fire doors are highly durable, regular inspection and maintenance are recommended to ensure that the door and its components, such as locks and seals, remain in optimal condition.

What is the difference between a steel fire door and a regular door?

Steel fire doors are specifically designed to withstand high temperatures and prevent the spread of fire and smoke, unlike regular doors which may not provide adequate protection during a fire.

Are steel fire doors required by building codes?

Many building codes and regulations require the installation of fire-rated doors in certain areas to enhance safety. It is essential to check local codes to ensure compliance.